TECHNIQUES FOR INDICATING A SIDELINK RECEIVER
    231.
    发明公开

    公开(公告)号:US20230189277A1

    公开(公告)日:2023-06-15

    申请号:US17548093

    申请日:2021-12-10

    CPC classification number: H04W72/14 H04W72/1263 H04W72/1284 H04W72/02

    Abstract: Methods, systems, and devices for wireless communication are described. A base station may transmit a grant to a first user equipment (UE) that indicates a resource allocation for a sidelink communication, either from the first UE to a second UE or from the second UE to the first UE. The grant may include a destination identifier associated with the sidelink communication, as well as a mapping between the resource allocation and the destination identifier. The destination identifier may be based on information in an indication received from the first UE. In some examples, the base station may configure a default receiver UE for transmissions from the first UE, and the base station may identify a receiver UE in the grant if the intended receiver UE is different than the default receiver UE.

    Managing slot format based on duplex mode switching

    公开(公告)号:US11665779B2

    公开(公告)日:2023-05-30

    申请号:US17327012

    申请日:2021-05-21

    CPC classification number: H04W88/06 H04L5/16 H04W72/044

    Abstract: The base station may transmit a mode switch indication to a UE to switch from a first duplex mode to a second duplex mode. The UE may activate or deactivate one or more antenna panels and the UE and the base station may communicate with each other based on the mode switch indication. The second duplex mode may be FD mode, and the mode switch indication may be transmitted a threshold number of symbols or slots prior to the FD symbols. The slot format pattern may not include FD symbol, and the base station and the UE may communicate bidirectional signals in FD mode using the flexible symbols. The second duplex mode may be HD mode. The slot format pattern may include the FD symbols, and the base station and the UE may transmit or receive signals in HD mode using the FD symbols as the flexible symbols.

    RACH type selection and different sets of RACH parameters

    公开(公告)号:US11665743B2

    公开(公告)日:2023-05-30

    申请号:US17115691

    申请日:2020-12-08

    CPC classification number: H04W74/0833 H04L41/0803

    Abstract: A UE may receive, from a base station, a configuration for a plurality of parameter sets that each include one or more parameters for a RACH message and are each associated with one of TDM, FDM, or SDM. The UE may determine a transmission type of the RACH message corresponding to one or more of the TDM, the FDM, or the SDM and transmit the RACH message to the base station based on at least one parameter set and the determined transmission type of the RACH message. In aspects, the configuration received by the UE may be a configuration for transmitting the RACH message based on a RACH determination protocol. The UE may transmit the RACH message to the base station based on the received configuration associated with the RACH determination protocol and the determined at least one transmission type of the RACH message.

    HETEROGENOUS BEAMFORMING CAPABILITY WITH MIXED BEAMFORMING ARCHITECTURE

    公开(公告)号:US20230155650A1

    公开(公告)日:2023-05-18

    申请号:US17527022

    申请日:2021-11-15

    CPC classification number: H04B7/0617 H04B7/0413

    Abstract: Methods, systems, and devices for wireless communications are described. A user equipment (UE) may transmit control signaling indicating a set of beamforming configurations associated with a set of antenna panels at the UE. The UE may select one or more antenna elements of at least one antenna panel of the set of antenna panels based on a beamforming configuration associated with the at least one antenna panel. The UE may generate a set of beam weights for a wireless communication based on the beamforming configuration and the one or more antenna elements, and may use the generated set of beam weights to transmit the wireless communication. In some examples, the UE may include, in the control signaling, indications of a set of beamforming properties, a number of beam weights, a resource differential, or a combination thereof, associated with each beamforming configuration.

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